This quiz works best with JavaScript enabled. Home > Science > Biology > Nervous System – Quiz 259 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 259 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which type of neuroglia helps form the blood-brain barrier? A) Astrocytes. B) Oligodendrocytes. C) Schwann cells. D) Microglia. Show Answer Correct Answer: A) Astrocytes. 2. Which reflex involves only one CNS synapse? A) Knee jerk reflex. B) Grasping reflex. C) Suckling reflex. D) None of above. Show Answer Correct Answer: A) Knee jerk reflex. 3. This bundle of nerves travels from the brain, down your back, and through your vertebrae? A) Capillaries. B) Blood vessels. C) Peripheral Nerves. D) Spinal cord. Show Answer Correct Answer: D) Spinal cord. 4. The part of a neuron that is a layer of fatty tissue that acts as an insulator for the axon. A) Nodes of Ranvier. B) Soma. C) Myelin Sheath. D) None of the above. Show Answer Correct Answer: C) Myelin Sheath. 5. Two examples of a Traumatic Brain Injury (TBI) are ..... A) Concussion and edema. B) Hypoxia and anoxia. C) Stroke and heart attack. D) Concussion and stroke. Show Answer Correct Answer: A) Concussion and edema. 6. Specialized structure containing ependymal cells that line blood capillaries and filter blood to produce CSF in the four ventricles of the brain. A) Choroid Plexus. B) White Matter. C) Peripheral Nervous System (PNS). D) Multipolar. Show Answer Correct Answer: A) Choroid Plexus. 7. What does THE CENTRAL NERVOUS SYSTEM do? A) Controls most functions of the body and mind. B) To digest food. C) To breathe in air, absorb oxygen into the bloodstream and breathe out carbon dioxide. D) Picks up messages from inside our body. Show Answer Correct Answer: A) Controls most functions of the body and mind. 8. What part of a neuron is most similar to the other cells in your body? A) The terminal. B) The axon. C) The dendrite. D) The soma. Show Answer Correct Answer: D) The soma. 9. What is an example of a stimulus? A) Connects body to brain and spinal cord. B) Bright light causes you to squint. C) Responsible for the voluntary or conscious activities. D) Body temperature. Show Answer Correct Answer: B) Bright light causes you to squint. 10. Which part of the brain that helps you have COORDINATION when you play sports? A) Cerebrum. B) Cerebellum. C) Brain. D) Spinal cord. Show Answer Correct Answer: B) Cerebellum. 11. Touch is considered a general (somatic) sense because it relates to our ability to detect: A) Sound and vibration only. B) Light and color only. C) Pressure, pain, temperature, and tension through a variety of general sensory receptors. D) Taste and smell only. Show Answer Correct Answer: C) Pressure, pain, temperature, and tension through a variety of general sensory receptors. 12. At an electrical synapse ..... A) The AP moves directly from one neuron to the next. B) The AP causes the release of NT's. Show Answer Correct Answer: A) The AP moves directly from one neuron to the next. 13. A motor neuron carries messages from the CNS to muscles. A) True. B) False. Show Answer Correct Answer: A) True. 14. Acetylcholine, Dopamine, GABA, and Serotonin are all A) Dendrites. B) Neurotransmitters. C) Endorphins. D) Neurons. Show Answer Correct Answer: B) Neurotransmitters. 15. Dust in the eye is an example of ..... A) Reflex arc, unconscious response. Not including the brain, spine only. B) Conscious response, involving the brain. C) Non of the above. D) None of above. Show Answer Correct Answer: A) Reflex arc, unconscious response. Not including the brain, spine only. 16. Which of the following is an inhibitory neurotransmitter? A) Epinephrine (Adrenaline). B) GABA. C) Glycine. D) Sorotonin. Show Answer Correct Answer: B) GABA. 17. Commonly called "motor" nerves A) Afferent nerves. B) Efferent nerves. Show Answer Correct Answer: B) Efferent nerves. 18. Long, slender cells that conduct electrochemical signals. A) Neurons. B) Glial cells. Show Answer Correct Answer: A) Neurons. 19. Our subconscious actions 'ones we do not control' A) Autonomic Nervous system. B) Somatic Nervous system. C) Accessory Nervous system. D) None of above. Show Answer Correct Answer: A) Autonomic Nervous system. 20. What do you know about glands? What do glands secrete? A) Potassium. B) Sodium. C) Electrolytes. D) Horomones. Show Answer Correct Answer: D) Horomones. ← PreviousNext →Related QuizzesScience QuizzesNervous System Quiz 1Nervous System Quiz 2Nervous System Quiz 3Nervous System Quiz 4Nervous System Quiz 5Nervous System Quiz 6Nervous System Quiz 7Nervous System Quiz 8Nervous System Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books